3866711272 has 16 divisors (see below), whose sum is σ = 7286889060. Its totient is φ = 1923540864.

The previous prime is 3866711243. The next prime is 3866711273. The reversal of 3866711272 is 2721176683.

It can be written as a sum of positive squares in 2 ways, for example, as 3659524036 + 207187236 = 60494^2 + 14394^2 .

It is a super-2 number, since 2×3866711272² = 29902912122023715968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3866711273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1225173 + ... + 1228324.

Almost surely, 2^3866711272 is an apocalyptic number.

It is an amenable number.

3866711272 is a deficient number, since it is larger than the sum of its proper divisors (3420177788).

3866711272 is a wasteful number, since it uses less digits than its factorization.

3866711272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2453700 (or 2453696 counting only the distinct ones).

The product of its digits is 169344, while the sum is 43.

The square root of 3866711272 is about 62182.8856840851. The cubic root of 3866711272 is about 1569.5696106161.

The spelling of 3866711272 in words is "three billion, eight hundred sixty-six million, seven hundred eleven thousand, two hundred seventy-two".